TY  - BOOK
AU  - Poltorak, alexander.
AU  - Lerner, paul. 
AU  - John wiley & Sons 
TI  - Essentials of intellectual property
SN  - 9780471209423
U1  - 346.048 
PY  - 2002///
CY  - United states of america
PB  - Simultaneously in canada
ER  -